CN110152137B

CN110152137B - Special surface anesthesia ware of anesthetic laryngoscope

Info

Publication number: CN110152137B
Application number: CN201910594569.8A
Authority: CN
Inventors: 张沛; 宋媛媛; 王燕
Original assignee: First Affiliated Hospital of Henan University of Science and Technology
Current assignee: First Affiliated Hospital of Henan University of Science and Technology
Priority date: 2019-07-03
Filing date: 2019-07-03
Publication date: 2021-07-13
Anticipated expiration: 2039-07-03
Also published as: CN110152137A

Abstract

The invention provides a special surface anesthesia apparatus for an anesthetic laryngoscope, which comprises a handle with a hollow interior, wherein one end of the handle is detachably connected with the laryngoscope, the laryngoscope is made of degradable materials, a pressurizing mechanism which moves in a reciprocating manner is arranged in the handle, one end of the pressurizing mechanism is provided with a liquid inlet and a liquid outlet, and the pressurizing mechanism sucks anesthesia liquid medicine from the liquid inlet through the reciprocating movement and then sprays the anesthesia liquid medicine from the liquid outlet; an atomizer is arranged on one side of the liquid outlet, which is far away from the pressurizing mechanism, one side of the atomizer is detachably connected with an atomizing pipe, and one end of the atomizing pipe is connected with an atomizing nozzle; the spray tube is snapped to one side of the laryngoscope. The liquid medicine in the cavity is extruded and discharged through the liquid outlet by the pressurizing device which reciprocates, and the liquid is atomized by the atomizer and continuously and uniformly sprayed out, so that the anesthetic effect is improved; and a degradable disposable laryngoscope is adopted, so that the occurrence of cross infection is avoided, and the energy conservation and environmental protection are realized.

Description

Special surface anesthesia ware of anesthetic laryngoscope

Technical Field

The invention relates to the technical field of an anesthetic laryngoscope, in particular to a special surface anesthetic device for the anesthetic laryngoscope.

Background

The anesthetic laryngoscope is an auxiliary device for tracheal intubation, and when the anesthetic laryngoscope is used, the anesthetic laryngoscope needs to enter from the oral cavity and reach the glottic position through the deep pharynx, and although the anesthetic laryngoscope does not contact the tongue, the tonsil and other parts, the anesthetic laryngoscope still can cause stress reactions such as vomit or swallowing reflex, so that the laryngoscope examination is influenced, and other adverse results can be brought. Therefore, when an anesthetic laryngoscope is used to perform endotracheal intubation, surface anesthesia is performed on the glottic position in the deep pharynx.

At present, for equipment for laryngeal anesthesia, a laryngeal sprayer is usually adopted for performing surface anesthesia on a glottis, while the traditional laryngeal sprayer mostly adopts a mode of spraying anesthetic liquid medicine by manual extrusion or a high-pressure pump to realize atomization of the liquid medicine, but the mode of manual extrusion cannot ensure that the liquid medicine is continuously sprayed out, and the atomization effect is not ideal; the high-pressure pump ejection method has a problem of low atomization efficiency, and may eject liquid that has not been atomized together, so that the local anesthesia amount is too large or too small, thereby affecting the anesthesia effect. Besides the requirement of two hands for operation and cooperation, the prior laryngeal sprayer prolongs the operation time of surface anesthesia and wastes time and labor, so that the prior laryngeal sprayer is not widely applied clinically.

Disclosure of Invention

In order to solve the problems, the invention aims to provide a special surface anesthetic device for an anesthetic laryngoscope, which extrudes and discharges liquid medicine in a cavity through a liquid outlet by a pressurizing device which reciprocates, atomizes the liquid by an atomizer, and continuously and uniformly sprays the liquid, so that the anesthetic effect is improved; solves the problem that the liquid which is not atomized is sprayed together, so that the local anesthesia amount is not uniform and the anesthesia effect is influenced.

The invention also aims to provide the special surface anesthetic device for the anesthetic laryngoscope, which has the advantages of simple structure, convenient use, capability of further shortening the operation time of anesthesia, no need of manual pressurization, time and labor saving, capability of avoiding the occurrence of cross infection by adopting a degradable disposable laryngoscope, energy saving and environmental protection.

In order to achieve the above object, the technical solution of the present invention is as follows.

A surface anesthesia apparatus special for an anesthetic laryngoscope comprises a handle with a hollow interior, wherein the laryngoscope is detachably connected to one end of the handle, the laryngoscope is made of degradable materials, a pressurizing mechanism with reciprocating motion is arranged inside the handle, one end of the pressurizing mechanism is provided with a liquid inlet and a liquid outlet, and the pressurizing mechanism sucks anesthetic liquid medicine from the liquid inlet through reciprocating motion and then sprays the anesthetic liquid medicine from the liquid outlet;

an atomizer is arranged on one side of the liquid outlet, which is far away from the pressurizing mechanism, one side of the atomizer is detachably connected with an atomizing pipe, and one end of the atomizing pipe is connected with an atomizing nozzle; the spray tube is snapped to one side of the laryngoscope.

Further, a liquid inlet one-way valve is arranged on the liquid inlet, and a liquid outlet one-way valve is arranged on the liquid outlet.

Further, one side of the pressurizing mechanism is provided with a liquid storage bottle for storing anesthetic liquid medicine, one side of the liquid storage bottle is communicated with the liquid inlet through a liquid inlet pipe, a sealing plug is arranged on a bottle opening of the liquid storage bottle, and a one-way air inlet valve is arranged on the sealing plug.

Further, the pressurizing mechanism comprises a pressurizing pipe, a pressurizing cavity is arranged in the pressurizing pipe, a pressurizing rod reciprocating along the pressurizing cavity is arranged in the pressurizing cavity, and a liquid inlet and a liquid outlet are formed in one end, far away from the pressurizing rod, of the pressurizing pipe;

when the pressurizing rod moves towards the direction far away from the liquid inlet, the anesthetic liquid medicine is sucked into the pressurizing cavity from the liquid inlet; when the pressurizing rod moves towards the direction close to the liquid outlet, the anesthetic liquid in the pressurizing cavity is sprayed out from the liquid outlet.

Furthermore, the pressurizing rod comprises a transmission rod and a piston head, the piston head is arranged in the pressurizing cavity, one end of the transmission rod is connected with the piston head, and the other end of the transmission rod extends to the outer side of the pressurizing cavity; and the outer side wall of the transmission rod is provided with a thread latch.

Furthermore, a power mechanism is arranged at one end of the pressurizing pipe, which is far away from the liquid inlet, and a speed regulation control knob is arranged at one side of the power mechanism;

the power mechanism comprises a micro motor, an output shaft of the micro motor is connected with a driving gear, one end of the pressurizing pipe is connected with a driven gear through a ball bearing, a first latch meshed with the driving gear is arranged on the outer side of the driven gear, and a second latch meshed with the threaded latch is arranged on the inner side of the driven gear.

Furthermore, one end of the speed regulation control knob is connected with a speed regulation rheostat for regulating the resistance value of the speed regulation rheostat, and the speed regulation rheostat is electrically connected with the micro motor; a controller is arranged on one side of the power mechanism, is electrically connected with the micro motor and is used for controlling the starting of the micro motor and the rotating direction of the micro motor; a pressure sensor is arranged on one side of the liquid inlet and is electrically connected with the controller;

when the pressure sensor at one side of the liquid inlet senses that the pressure value is lower or zero, the pressure sensor sends a sensing signal to the controller, and the rotation of the output shaft of the micro motor is controlled through the controller.

Further, the laryngoscope is including camera lens and lens, the camera lens with the connection can be dismantled to the handle, be provided with the mounting hole on the lens, the one end of lens is passed the mounting hole, and with the connection can be dismantled to the one end of camera lens.

Furthermore, an inner groove is formed in the mounting hole and located on the lower side of the lens, a waterproof and antifogging camera is arranged on the lower side of the lens and mounted in the inner groove, and a plurality of LED light supplement lamps are uniformly arranged at the end part of the camera around the camera; the atomizing pipe is installed in one side of camera lens, the oxygen hose is installed to the opposite side of camera lens, the both sides of camera lens all are provided with protection joint board, the atomizing pipe with the oxygen hose all can be dismantled and connect in the downside rather than the protection joint board that corresponds.

Further, atomizer is including the shower nozzle main part, the inside one side of shower nozzle main part is provided with shower nozzle atomizing core, one side of shower nozzle atomizing core is provided with the nozzle, the nut lid has been cup jointed in the outside of nozzle, the nut lid with shower nozzle main part spiro union, shower nozzle atomizing core is close to one side of nozzle is provided with the slant atomizing lantern ring, the external diameter of the slant atomizing lantern ring is followed the direction of nozzle reduces gradually, the slant atomizing lantern ring is close to one side of nozzle is provided with the atomizing mouth, the internal diameter of atomizing mouth is less than the open-ended internal diameter size on the shower nozzle atomizing core.

The invention has the beneficial effects that:

compared with the prior art, the invention provides a special surface anesthetic device for an anesthetic laryngoscope, which has the following advantages:

1. the invention uses the reciprocating pressurizing mechanism to suck the anesthetic liquid medicine into the pressurizing cavity in the pressurizing mechanism from the liquid inlet, and then uses the pressing action to reduce the space in the pressurizing cavity and form pressure in the pressurizing cavity, so that the anesthetic liquid medicine in the pressurizing cavity is extruded and discharged from the liquid outlet, passes through the atomizer and the spray pipe, and finally is sprayed out from the atomizing nozzle by reciprocating motion, so that the anesthetic liquid medicine can be continuously and uniformly sprayed out, the anesthetic effect is improved, and the problems that the local anesthetic amount is not uniform and the anesthetic effect is influenced because the liquid which is not atomized is sprayed out together are solved.

2. The invention boosts and accelerates the anesthetic liquid medicine in the pressurizing cavity through the pressurizing mechanism, and then the anesthetic liquid medicine is sprayed out through the atomizing nozzle, thereby being beneficial to improving the atomizing effect.

3. The anesthesia device is simple in structure and convenient to use, the operation time of anesthesia can be further shortened through the reciprocating pressurizing mechanism, manual pressurizing operation is not needed, time and labor are saved, and the degradable disposable laryngoscope is adopted, so that the device refuges the cross infection condition, does not cause great influence on the environment, and is energy-saving and environment-friendly.

Drawings

Fig. 1 is a side view of example 1 of the present invention.

Fig. 2 is a rear view of the pressing mechanism and the power mechanism according to embodiment 1 of the present invention.

Fig. 3 is a side view of the pressing mechanism and the power mechanism in embodiment 1 of the present invention.

Fig. 4 is a block connecting frame for each component in embodiment 2 of the present invention.

Fig. 5 is a circuit connection diagram of the micro-motor according to embodiment 2 of the present invention.

Fig. 6 is a side view of embodiment 3 of the present invention.

Fig. 7 is an exploded view of a handle and laryngoscope according to embodiment 3 of the invention.

Fig. 8 is a cross-sectional view a-a of the lens barrel of fig. 7.

Fig. 9 is a schematic structural view of a lens with an oxygen tube and a spray tube in embodiment 3 of the present invention.

Fig. 10 is a schematic cross-sectional view of an atomizing head according to embodiment 4 of the present invention.

In the figure: 1. a handle; 2. a laryngoscope; 21. a lens; 211. mounting holes; 212. an inner groove; 213. a protective clamping and connecting plate; 22. a lens; 3. a pressurizing mechanism; 31. a pressurizing pipe; 32. a pressurization cavity; 33. a pressurizing rod; 331. a transmission rod; 332. a piston head; 4. a liquid inlet; 5. a liquid outlet; 6. an atomizer; 7. a spray tube; 8. an atomizing spray head; 81. a nozzle body; 82. a nozzle atomizing core; 83. a nozzle; 84. a nut cover; 85. an oblique atomizing lantern ring; 851. an atomizing port; 9. a liquid storage bottle; 91. a sealing plug; 10. a speed regulation control knob; 11. a power mechanism; 111. a micro motor; 112. a driving gear; 113. a driven gear; 114. a ball bearing; 115. a first latch; 116. a second latch; 12. a speed regulating rheostat; 13. a controller; 14. a pressure sensor; 15. a camera; 16. a light supplement lamp; 17. an oxygen pipe.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly specified otherwise.

In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Example 1

Referring to fig. 1 to 3, the surface anesthesia apparatus special for an anesthetic laryngoscope, provided by the embodiment of the invention, comprises a handle 1 with a hollow interior, wherein the handle is cylindrical, and a rubber sleeve is sleeved outside the handle and is adapted to the shape of a hand, so that the surface anesthesia apparatus is convenient to hold and operate. One end of the handle 1 is detachably connected with a laryngoscope 2, and the laryngoscope is detachably connected with the handle in a threaded connection mode. The laryngoscope 2 is made of degradable materials, the degradable materials mainly comprise polylactic acid (PLA) with molecular weight more than or equal to 200 ten thousand and a reinforcing agent, the reinforcing agent is a blend of EMFORCEBIO and shell powder, and the laryngoscope is made by baking, high-speed mixing, pelleting, drying and one-step injection molding. The degradable material is environment-friendly, the anesthetic laryngoscope made of the degradable material can be completely biodegraded after being discarded in one-time use, and the degradable laryngoscope is high in degradation speed, safe and applicable and cannot pollute the environment. In addition, the degradable disposable laryngoscope avoids the occurrence of cross infection, and is safe and environment-friendly.

A pressurizing mechanism 3 which moves in a reciprocating manner is arranged inside the handle 1, one end of the pressurizing mechanism 3 is provided with a liquid inlet 4 and a liquid outlet 5, the liquid inlet 4 is provided with a liquid inlet one-way valve, and the liquid outlet 5 is provided with a liquid outlet one-way valve; the pressurizing mechanism 3 sucks the anesthetic liquid medicine from the liquid inlet 4 through reciprocating motion and then sprays the anesthetic liquid medicine from the liquid outlet 5; the liquid inlet one-way valve on the liquid inlet enables the anesthetic liquid medicine to enter only from the liquid inlet and not to be discharged from the liquid inlet, and the liquid outlet one-way valve on the liquid outlet enables the anesthetic liquid medicine to be discharged only from the liquid outlet and not to flow back into the liquid outlet.

An atomizer 6 is arranged on one side of the liquid outlet 5 far away from the pressurizing mechanism 3, so that the anesthetic liquid medicine discharged from the liquid outlet needs to be atomized by the atomizer. One side of the atomizer 6 is detachably connected with an atomizing pipe 7, and one end of the atomizing pipe 7 is connected with an atomizing nozzle 8; the atomized anesthetic liquid medicine flows to the atomizing nozzle through the spray pipe and is further atomized and sprayed out through the atomizing nozzle.

The spraying pipe 7 is clamped on one side of the laryngoscope 2, and is convenient to detach and install. A plurality of clamping pieces used for clamping the spraying pipe can be additionally arranged on one side of the laryngoscope, the shape of each clamping piece is a symmetrical double-arm structure, and the opening of each arm needs to be smaller than the outer diameter of the spraying pipe, so that the spraying pipe is clamped on the clamping pieces and is not easy to fall off, and the installation stability is improved.

In order to ensure that the pressurizing mechanism can reciprocate, extract and spray continuously, one side of the pressurizing mechanism 3 is provided with a liquid storage bottle 9 for storing anesthetic liquid medicine, and one side of the liquid storage bottle 9 is communicated with the liquid inlet 4 through a liquid inlet pipe, so that the anesthetic liquid medicine can be continuously pumped into the pressurizing mechanism. A sealing plug 91 is arranged on the bottle mouth of the liquid storage bottle 9, and a one-way air inlet valve is arranged on the sealing plug 91. When the space in the pressurizing mechanism is increased, negative pressure can be generated inside, the liquid inlet one-way valve on the liquid inlet is opened, and the anesthetic liquid in the liquid storage bottle can conveniently flow into the pressurizing cavity in the pressurizing mechanism from the liquid inlet. The anesthetic liquid in the liquid storage bottle is reduced, so that negative pressure is generated in the space above the anesthetic liquid, the one-way air inlet valve is opened, the air pressure in the liquid storage bottle is consistent with the external air pressure, and the pumping and spraying actions of the pressurizing mechanism are facilitated to be continuously carried out.

The pressurizing mechanism 3 comprises a pressurizing pipe 31, a pressurizing cavity 32 is arranged in the pressurizing pipe 31, a pressurizing rod 33 reciprocating along the pressurizing cavity 32 is arranged in the pressurizing cavity 32, the pressurizing rod 33 comprises a transmission rod 331 and a piston head 332, the piston head 332 is arranged in the pressurizing cavity 32 and clings to the inner wall of the pressurizing cavity, one end of the transmission rod 331 is connected with the piston head 332, and the other end of the transmission rod extends to the outer side of the pressurizing cavity 32; the outer side wall of the transmission rod 331 is provided with a thread latch. A liquid inlet 4 and a liquid outlet 5 are arranged at one end of the pressurizing pipe 31 far away from the pressurizing rod 33; when the pressurizing rod 33 moves towards the direction far away from the liquid inlet 4, the anesthetic liquid medicine is sucked into the pressurizing cavity 32 from the liquid inlet 4; when the pressurizing rod 33 is moved toward the liquid outlet 5, the anesthetic liquid in the pressurizing chamber 32 is ejected from the liquid outlet 5.

The pressurizing mechanism has the main functions of sucking the anesthetic liquid medicine in the liquid storage bottle into the pressurizing cavity through the liquid inlet one-way valve and the liquid inlet and discharging the anesthetic liquid medicine in the pressurizing cavity through the liquid outlet and the liquid outlet one-way valve.

When the transmission rod on the pressurizing mechanism is pulled upwards, the piston head moves upwards along the inner wall of the pressurizing cavity, the pressurizing cavity is at a negative pressure, and when the negative pressure value exceeds the pressure value on the liquid inlet one-way valve on the liquid inlet, the liquid inlet one-way valve is opened, so that the anesthetic liquid in the liquid storage bottle is conveniently sucked into the pressurizing cavity through the liquid one-way valve, and the pressure value in the pressurizing cavity is gradually increased and approaches to zero.

When the transmission rod is pressed downwards, the transmission rod drives the piston head to move downwards, air in the pressurizing cavity is gradually compressed, the pressure in the pressurizing cavity is increased to be positive pressure, when the pressure in the pressurizing cavity is larger than the pressure value on the liquid outlet one-way valve, the liquid outlet one-way valve is opened, the transmission rod continues to move downwards, and the anesthetic liquid in the pressurizing cavity is gradually discharged from the liquid outlet one-way valve.

After the anesthetic liquid medicine in the pressurizing cavity is pressurized and accelerated by the pressurizing mechanism, the anesthetic liquid medicine is sprayed out by the atomizer and the atomizing nozzle, the atomizing effect is favorably improved, the anesthetic liquid medicine can be continuously and uniformly sprayed out by drawing and pressing in a reciprocating mode, the phenomenon of uneven local anesthetic amount cannot occur, and the anesthetic effect is improved.

In order to enable the pressurizing rod on the pressurizing mechanism to continuously draw and reciprocate, a power mechanism 11 is arranged at one end of the pressurizing pipe 31 far away from the liquid inlet 4, and the power mechanism provides circulating power for the reciprocating motion of the pressurizing rod. The power mechanism 11 includes a micro motor 111, a driving gear 112 is connected to an output shaft of the micro motor 111, one end of the pressure pipe 31 is connected to a driven gear 113 through a ball bearing 114, a mounting groove for connecting the ball bearing is provided at a lower end of the driven gear, an upper end of the ball bearing is embedded into the mounting groove, an outer sidewall of the ball bearing is fixed in the mounting groove, a lower end of the ball bearing is inserted into an upper end of the pressure pipe, and an inner sidewall of the ball bearing is fixedly connected to the pressure pipe. The driven gear can be stably and freely rotated on the pressurizing pipe through the ball bearing. The driven gear 113 is provided at an outer side thereof with a first latch 115 engaged with the driving gear 112, and the driven gear 113 is provided at an inner side thereof with a second latch 116 engaged with the screw latch. The micro motor is started, the output shaft on the micro motor is driven to drive the driving gear to rotate, the latch outside the driving gear is meshed with the first latch outside the driven wheel, so that the driving wheel can drive the driven wheel to rotate, the second latch inside the driven wheel is meshed with the thread latch on the outer side wall of the transmission rod, the second latch rotates along with the rotation of the first latch, and the transmission rod can be driven to rotate, so that the transmission rod can be displaced in the vertical direction in the rotating process, the upper and lower moving directions of the transmission rod can be changed by changing the rotating direction of the output shaft on the micro motor, and the pressurizing mechanism can form reciprocating motion.

Example 2

Referring to fig. 4-5, the difference from the above embodiment is that a speed control knob 10 is provided on one side of the power mechanism 11; one end of the speed regulation control knob 10 is connected with a speed regulation rheostat 12 for regulating the resistance value of the speed regulation rheostat 12, the speed regulation rheostat 12 is electrically connected with the micro motor 111, and the current in the circuit can be changed by changing the resistance value on the speed regulation rheostat, so that the rotating speed of an output shaft on the micro motor is changed; a controller 13 is disposed on one side of the power mechanism 11, and the controller 13 is electrically connected to the micro motor 111 and is used for controlling the start of the micro motor 111 and controlling the rotation direction of the micro motor.

In this embodiment, the speed-regulating control knob can be rotated to adjust the resistance of the speed-regulating rheostat, and the speed-regulating transmission is connected in series with the micro-motor and the controller, where the controller 13 is a single-pole single-throw switch 131 for controlling the start of the micro-motor 111, and a double-pole double-throw switch 132 for controlling the rotation direction of the micro-motor 111.

The resistance value of the speed regulating rheostat in the circuit is changed by rotating the speed regulating control knob, so that the current in the circuit is changed, and the rotating speed of the micro motor is changed to adapt to different anesthesia spraying speeds. The double-pole double-throw switch 132 is connected with a circuit to change the direction of current so as to control the steering of the micro motor, and the specific connection relationship is shown in fig. 5.

A pressure sensor 14 is arranged on one side of the liquid inlet 4, is positioned on a liquid inlet pipe on one side of the liquid storage bottle and is used for sensing the pressure value of liquid in the liquid storage bottle, and the pressure sensor 14 is electrically connected with a controller 13; when the pressure sensor 14 on the liquid inlet 4 side senses that the pressure value is lower or zero, the pressure sensor 14 sends a sensing signal to the controller 13, and the controller 13 controls the rotation of the output shaft of the micro motor 111. When the pressure sensor senses that the pressure value of one side of the liquid inlet pipe close to the liquid storage bottle is lower, and the pressure value is zero or close to zero, the pressure sensor transmits sensed data to the controller in a data signal mode, and the controller makes a control instruction, directly acts on the micro motor and is used for controlling the rotation of an upper output shaft of the micro motor. Manual pressurization operation is not needed, the anesthesia operation time is shortened, and time and labor are saved.

The power mechanism further comprises a storage battery and a USB interface positioned on one side of the storage battery, the USB interface is electrically connected with the storage battery, the storage battery is powered by inserting a power cord on the USB interface, and the storage battery is electrically connected with the micro motor, the controller, the pressure sensor and the speed regulation rheostat respectively to provide current for the circuit.

Example 3

Referring to fig. 6-9, the difference from the above embodiment is that the laryngoscope 2 comprises a lens 21 and a lens 22, the lens 21 is detachably connected with the handle 1, the lens 21 is provided with a mounting hole 211, and one end of the lens 22 passes through the mounting hole 211 and is detachably connected with one end of the lens 21.

In this embodiment, the camera lens can be dismantled with the handle through the spiro union mode and be connected, and the lower tip of handle is provided with the external screw thread, and the upper end of camera lens is provided with hollow connecting pipe 214, is provided with the internal thread with the external screw thread looks adaptation on the handle lower extreme on the inside wall of connecting pipe, makes the camera lens can dismantle with the handle through the rotatory fixed mode of screw thread and be connected.

The lens is provided with a mounting hole 211 for mounting the lens, one end of the lens close to the connecting pipe 214 is provided with a U-shaped retaining ring 221, one end of the lens close to the connecting pipe is provided with an inserting block 215 matched with the U-shaped retaining ring 221, one end of the inserting block 215 is fixedly connected with the lens 21, the other end of the inserting block 215 is inserted into the U-shaped retaining ring 221, and the U-shaped retaining ring 221 and the inserting block 215 are fastened and connected through bolts at the side edge of the U-shaped retaining ring 221. The two sides of the inner side wall of the mounting hole 211 are provided with sliding grooves 216, and the two sides of the lens 22 located in the mounting hole 211 are provided with sliding blocks 222 matched with the corresponding sliding grooves 216, so as to improve the mounting stability of the lens 21 and the lens 22.

The downside of lens 22 is provided with waterproof antifog camera 15, and the downside that lies in lens 22 in mounting hole 211 is provided with the inner groovy 212 that is used for installing the camera, and camera 15 installs in inner groovy 212, and the downside of lens 22 is provided with the solid fixed ring of U type that is used for fixed camera, and this solid fixed ring of U type is passed to the one end of camera, and through the bolt fastening on the solid fixed ring of U type. A plurality of LED light supplement lamps 16 are uniformly arranged at the end part of the camera 15 around the camera 15; make the anesthetic laryngoscope after deepening the deep arrival vocal valve position of pharynx, can improve the definition of shooing for the camera light filling. And the camera is connected with the display through the connecting wire, and the image shot by the camera is displayed through the display, so that the observation and the subsequent operation of the anesthetic laryngoscope at the glottis position are facilitated.

The spraying pipe 7 is installed on one side of the lens 21, the oxygen pipe 17 is installed on the other side of the lens 21, the protection clamping plates 213 are arranged on both sides of the lens 21, and the spraying pipe 7 and the oxygen pipe 17 can be detachably connected to the lower sides of the protection clamping plates 213 corresponding to the spraying pipe 7 and the oxygen pipe 17. Spray tube 7 and oxygen hose 17 are installed respectively in the both sides of camera lens 21, and all are located protection joint board 213's downside, and protection joint board 213's downside is provided with a plurality of and is used for joint spray tube 7 and oxygen hose 17's snap ring 217, and the side of snap ring 217 is provided with the opening, keeps away from open-ended one side and is provided with the mounting, connects the downside with protection joint board 213 through the mounting, and with protection joint board 213 swivelling joint. Here, the fixing member may be a bolt or an i-shaped clip, which facilitates fixing the snap ring to the protective snap plate 213.

Example 4

Referring to fig. 10, the difference from the above embodiment is that the atomizer 8 includes a nozzle body 81, a nozzle atomizing core 82 is disposed on one side inside the nozzle body 81, an opening is disposed on one side of the nozzle atomizing core away from the nozzle body, and the inner diameter of the opening is smaller than that of the nozzle body, so that the anesthetic liquid can be sprayed out through the nozzle atomizing core, and the spraying speed is increased; a nozzle 83 is arranged on one side of the nozzle atomizing core 82, and a nut cover 84 is sleeved on the outer side of the nozzle 83; the outer diameter of the nozzle is gradually reduced along the spraying direction of the anesthetic liquid medicine, so that the nut cover can be sleeved on the nozzle, and the nozzle can be limited in the nut cover. The nut cover 84 is screwed with the nozzle body 81, wherein an inner thread is arranged on the inner side wall of the nut cover, and an outer thread matched with the inner thread is arranged on the outer side wall at one end of the nozzle body, so that the nut cover can be screwed and fixed on the nozzle body, and the disassembly and the assembly are convenient. One side that shower nozzle atomizing core 82 is close to nozzle 83 is provided with slant atomizing lantern ring 85, the outside diameter of slant atomizing lantern ring 85 reduces along nozzle 83's direction gradually, one side that slant atomizing lantern ring 85 is close to nozzle 83 is provided with atomising mouth 851, atomising mouth 851 inside diameter is less than the open-ended inside diameter on shower nozzle atomizing core 82, and be less than the nozzle and keep away from the inside diameter on the tip of slant atomizing lantern ring, make the anesthesia liquid medicine after the atomizing after the shower nozzle atomizing core and slant atomizing lantern ring back with higher speed, by the nozzle blowout, atomization efficiency has further been improved, the anesthesia effect is improved.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A special surface anesthesia apparatus for an anesthesia laryngoscope comprises a handle (1) with a hollow interior, wherein one end of the handle (1) is detachably connected with a laryngoscope (2), the special surface anesthesia apparatus is characterized in that the laryngoscope (2) is made of degradable materials, a pressurizing mechanism (3) with reciprocating motion is arranged inside the handle (1), one end of the pressurizing mechanism (3) is provided with a liquid inlet (4) and a liquid outlet (5), and the pressurizing mechanism (3) sucks anesthesia liquid medicine from the liquid inlet (4) through reciprocating motion and then sprays the anesthesia liquid medicine from the liquid outlet (5);

an atomizer (6) is arranged on one side of the liquid outlet (5) far away from the pressurizing mechanism (3), one side of the atomizer (6) is detachably connected with an atomizing pipe (7), and one end of the atomizing pipe (7) is connected with an atomizing nozzle (8); the spraying pipe (7) is clamped on one side of the laryngoscope (2);

atomizer (8) is including shower nozzle main part (81), the inside one side of shower nozzle main part (81) is provided with shower nozzle atomizing core (82), one side of shower nozzle atomizing core (82) is provided with nozzle (83), nut lid (84) have been cup jointed in the outside of nozzle (83), nut lid (84) with shower nozzle main part (81) spiro union, shower nozzle atomizing core (82) are close to one side of nozzle (83) is provided with the slant atomizing lantern ring (85), the external diameter size of slant atomizing lantern ring (85) is followed the direction of nozzle (83) reduces gradually, slant atomizing lantern ring (85) are close to one side of nozzle (83) is provided with the mouth of atomizing, the internal diameter size of atomizing mouth is less than the open-ended internal diameter size on shower nozzle atomizing core (82).

2. The surface anesthesia apparatus special for anesthesia laryngoscope as claimed in claim 1, wherein said liquid inlet (4) is provided with a liquid inlet one-way valve, and said liquid outlet (5) is provided with a liquid outlet one-way valve.

3. The special surface anesthesia apparatus for anesthetic laryngoscope as defined in claim 1, wherein a liquid storage bottle (9) for storing anesthetic liquid is disposed on one side of the pressurizing mechanism (3), one side of the liquid storage bottle (9) is communicated with the liquid inlet (4) through a liquid inlet pipe, a sealing plug (91) is disposed on the mouth of the liquid storage bottle (9), and a one-way air inlet flap is disposed on the sealing plug (91).

4. The surface anesthesia apparatus special for anesthesia laryngoscope as defined in claim 1, wherein said pressurizing mechanism (3) comprises a pressurizing tube (31), a pressurizing cavity (32) is arranged in said pressurizing tube (31), a pressurizing rod (33) reciprocating along said pressurizing cavity (32) is arranged in said pressurizing cavity (32), and a liquid inlet (4) and a liquid outlet (5) are arranged on one end of said pressurizing tube (31) far away from said pressurizing rod (33);

when the pressurizing rod (33) moves towards the direction far away from the liquid inlet (4), the anesthetic liquid medicine is sucked into the pressurizing cavity (32) from the liquid inlet (4); when the pressurizing rod (33) moves towards the direction close to the liquid outlet (5), the anesthetic liquid in the pressurizing cavity (32) is sprayed out from the liquid outlet (5).

5. The surface anesthesia apparatus special for anesthesia laryngoscope as claimed in claim 4, wherein said pressurizing rod (33) comprises a transmission rod (331) and a piston head (332), said piston head (332) is disposed in said pressurizing chamber (32), one end of said transmission rod (331) is connected with said piston head (332), and the other end extends to the outside of said pressurizing chamber (32); the outer side wall of the transmission rod (331) is provided with a thread latch.

6. The special surface anesthetic device for an anesthetic laryngoscope as claimed in claim 5, wherein a power mechanism (11) is arranged at one end of the pressurizing tube (31) far away from the liquid inlet (4), and a speed regulation control knob (10) is arranged at one side of the power mechanism (11);

the power mechanism (11) comprises a micro motor (111), an output shaft of the micro motor (111) is connected with a driving gear (112), one end of the pressurizing pipe (31) is connected with a driven gear (113) through a ball bearing (114), a first latch (115) meshed with the driving gear (112) is arranged on the outer side of the driven gear (113), and a second latch (116) meshed with the thread latch is arranged on the inner side of the driven gear (113).

7. The surface anesthesia apparatus special for anesthesia laryngoscope as claimed in claim 6, wherein one end of said speed regulation control knob (10) is connected with a speed regulation rheostat (12) for regulating the resistance of the speed regulation rheostat (12), said speed regulation rheostat (12) is electrically connected with said micro motor (111); a controller (13) is arranged on one side of the power mechanism (11), and the controller (13) is electrically connected with the micro motor (111) and is used for controlling the starting of the micro motor (111) and the rotation direction of the micro motor; a pressure sensor (14) is arranged on one side of the liquid inlet (4), and the pressure sensor (14) is electrically connected with the controller (13);

when the pressure sensor (14) on one side of the liquid inlet (4) senses that the pressure value is lower or zero, the pressure sensor (14) sends a sensing signal to the controller (13), and the controller (13) controls the rotation of the output shaft of the micro motor (111).

8. The surface anesthesia apparatus special for anesthesia laryngoscope as claimed in claim 1, wherein said laryngoscope (2) comprises a lens (21) and a lens (22), said lens (21) is detachably connected with said handle (1), said lens (21) is provided with a mounting hole (211), one end of said lens (22) passes through said mounting hole (211) and is detachably connected with one end of said lens (21).

9. The special surface anesthesia apparatus for anesthetic laryngoscope as claimed in claim 8, wherein an inner groove (212) is provided in the mounting hole (211) at the lower side of the lens (22), a waterproof and antifogging camera (15) is provided at the lower side of the lens (22), the camera (15) is mounted in the inner groove (212), and a plurality of LED light supplement lamps (16) are uniformly provided around the camera (15) at the end of the camera (15); the utility model discloses a portable electronic device, including camera lens (21), atomizer pipe (7) install in one side of camera lens (21), oxygen hose (17) are installed to the opposite side of camera lens (21), the both sides of camera lens (21) all are provided with protection joint board (213), atomizer pipe (7) with oxygen hose (17) all can be dismantled and connect in the downside of protection joint board (213) rather than corresponding.